Omodysplasia 2: Difference between revisions

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{{Infobox medical condition (new)
{{SI}}
| name            =  
{{Infobox medical condition
| synonyms        =
| name            = Omodysplasia 2
| image          = Autosomal dominant - en.svg
| image          = [[File:Autosomal_dominant_-_en.svg|200px]]
| caption        = Omodysplasia 2 is inherited in an autosomal dominant manner.
| caption        = Omodysplasia 2 is inherited in an [[autosomal dominant]] manner
| pronounce      =  
| synonyms        = Omodysplasia, autosomal dominant
| field          =  
| field          = [[Medical genetics]]
| symptoms        =  
| symptoms        = [[Short stature]], [[limb shortening]], [[facial dysmorphism]]
| complications  =  
| complications  = [[Joint contractures]], [[skeletal abnormalities]]
| onset          =  
| onset          = [[Congenital]]
| duration        =  
| duration        = [[Lifelong]]
| types          =
| causes          = [[Genetic mutation]]
| causes          =  
| risks          = [[Family history]]
| risks          =  
| diagnosis      = [[Clinical evaluation]], [[genetic testing]]
| diagnosis      =  
| differential    = [[Achondroplasia]], [[hypochondroplasia]]
| differential    =  
| treatment      = [[Supportive care]], [[physical therapy]]
| prevention      =
| prognosis      = [[Variable]]
| treatment      =  
| frequency      = [[Rare disease]]
| medication      =
| prognosis      =  
| frequency      =  
| deaths          =
}}
}}
 
{{DISPLAYTITLE:Omodysplasia 2}}
'''Omodysplasia type 2''' is a very rare genetic disorder characterised by abnormalities in the skull, long bones and genitourinary system.
'''Omodysplasia 2''' is a rare [[genetic disorder]] characterized by distinctive [[skeletal dysplasia]] affecting the [[limbs]] and [[facial features]]. It is inherited in an [[autosomal dominant]] pattern, meaning a single copy of the altered gene in each cell is sufficient to cause the disorder.
 
== Clinical Features ==
==Clinical features==
Individuals with Omodysplasia 2 typically present with:
 
* Shortening of the [[humerus]] (upper arm bone)
These can be grouped under those evident in the skull/face, the long bones and the genitourinary system
* Short stature
 
* Distinctive facial features, which may include a prominent forehead, depressed nasal bridge, and a small chin
*Skull
* Possible [[joint laxity]]
**Anteverted nostrils
== Genetics ==
**Bifid nasal tip
Omodysplasia 2 is caused by mutations in specific genes that are involved in the development and growth of bones and connective tissues. The exact genetic mutations responsible for this condition are still under investigation, but it is known to follow an autosomal dominant inheritance pattern.
**Depressed nasal bridge
== Diagnosis ==
**Fontal bossing
Diagnosis of Omodysplasia 2 is based on clinical evaluation, family history, and may be confirmed by genetic testing. Radiographic imaging can reveal characteristic skeletal abnormalities that aid in diagnosis.
**Long philtrum
== Management ==
**Low set ears
There is no cure for Omodysplasia 2, and treatment is primarily supportive. Management may include:
 
* Physical therapy to improve mobility and strength
*Long bones
* Orthopedic interventions to address skeletal deformities
**Short first metacarpal
* Regular monitoring of growth and development
**Short humerus
== Prognosis ==
 
The prognosis for individuals with Omodysplasia 2 varies depending on the severity of the symptoms. With appropriate management, individuals can lead relatively normal lives, although they may face challenges related to their physical stature and skeletal abnormalities.
*Genitourinary
== See also ==
**Genitourinary hypoplasia
* [[Skeletal dysplasia]]
==Genetics==
* [[Autosomal dominant disorder]]
 
* [[Genetic disorder]]
This condition is inherited in an autosomal dominant fashion.
[[Category:Genetic disorders]]
 
[[Category:Skeletal disorders]]
Mutations in the Frizzled Class Receptor 2 ([[FZD2]]) gene have been associated with this condition.<ref name=Nagasaki2018>Nagasaki K, Nishimura G, Kikuchi T, Nyuzuki H, Sasaki S, Ogawa Y, Saitoh A (2018) Nonsense mutations in FZD2 cause autosomal-dominant omodysplasia: Robinow syndrome-like phenotypes. Am J Med Genet A doi: 10.1002/ajmg.a.38623 </ref>
 
==Diagnosis==
===Differential diagnosis===
 
[[Robinow syndrome]]
 
==Treatment==
 
There is no currently known treatment for this condition.
==History==
 
This condition was first described by Maroteaux ''et al'' in 1989.<ref name=Maroteaux1989>Maroteaux P, Sauvegrain J, Chrispin A, Farriaux, JP (1989) Omodysplasia. Am J Med Genet 32:371-375</ref>
 
==References==
{{reflist}}
== External links ==
{{Medical resources
|  DiseasesDB    =
|  ICD10          =  
|  ICD9          =
|  ICDO          =  
|  OMIM          = 164745
|  MedlinePlus    =
|  eMedicineSubj  =
|  eMedicineTopic =
|  MeshID        = 
|  GeneReviewsNBK = 
|  GeneReviewsName = 
|  Orphanet      = 93328
}}
[[Category:Rare diseases]]
{{dictionary-stub1}}

Latest revision as of 05:54, 8 April 2025

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD medical weight loss NYC and sleep center NYC

Omodysplasia 2
Synonyms Omodysplasia, autosomal dominant
Pronounce N/A
Specialty N/A
Symptoms Short stature, limb shortening, facial dysmorphism
Complications Joint contractures, skeletal abnormalities
Onset Congenital
Duration Lifelong
Types N/A
Causes Genetic mutation
Risks Family history
Diagnosis Clinical evaluation, genetic testing
Differential diagnosis Achondroplasia, hypochondroplasia
Prevention N/A
Treatment Supportive care, physical therapy
Medication N/A
Prognosis Variable
Frequency Rare disease
Deaths N/A


Omodysplasia 2 is a rare genetic disorder characterized by distinctive skeletal dysplasia affecting the limbs and facial features. It is inherited in an autosomal dominant pattern, meaning a single copy of the altered gene in each cell is sufficient to cause the disorder.

Clinical Features[edit]

Individuals with Omodysplasia 2 typically present with:

  • Shortening of the humerus (upper arm bone)
  • Short stature
  • Distinctive facial features, which may include a prominent forehead, depressed nasal bridge, and a small chin
  • Possible joint laxity

Genetics[edit]

Omodysplasia 2 is caused by mutations in specific genes that are involved in the development and growth of bones and connective tissues. The exact genetic mutations responsible for this condition are still under investigation, but it is known to follow an autosomal dominant inheritance pattern.

Diagnosis[edit]

Diagnosis of Omodysplasia 2 is based on clinical evaluation, family history, and may be confirmed by genetic testing. Radiographic imaging can reveal characteristic skeletal abnormalities that aid in diagnosis.

Management[edit]

There is no cure for Omodysplasia 2, and treatment is primarily supportive. Management may include:

  • Physical therapy to improve mobility and strength
  • Orthopedic interventions to address skeletal deformities
  • Regular monitoring of growth and development

Prognosis[edit]

The prognosis for individuals with Omodysplasia 2 varies depending on the severity of the symptoms. With appropriate management, individuals can lead relatively normal lives, although they may face challenges related to their physical stature and skeletal abnormalities.

See also[edit]